(function () {
  let myChart = echarts.init(document.querySelector(".box:nth-of-type(3)"));

  var chartDom = document.getElementById("main");
  var option;

  option = {
    legend: {
      top: "bottom",
    },
    toolbox: {
      show: true,
      feature: {
        mark: { show: true },
        dataView: { show: true, readOnly: false },
        restore: { show: true },
        saveAsImage: { show: true },
      },
    },
    series: [
      {
        name: "Nightingale Chart",
        type: "pie",
        radius: [50, 250],
        center: ["50%", "50%"],
        roseType: "area",
        itemStyle: {
          borderRadius: 8,
        },
        data: [
          { value: 40, name: "rose 1" },
          { value: 38, name: "rose 2" },
          { value: 32, name: "rose 3" },
          { value: 30, name: "rose 4" },
          { value: 28, name: "rose 5" },
          { value: 26, name: "rose 6" },
          { value: 22, name: "rose 7" },
          { value: 18, name: "rose 8" },
        ],
      },
    ],
  };

  myChart.setOption(option);
  window.addEventListener("resize", () => {
    myChart.resize();
  });
})();
